Abstracting & Indexing
- ERIH Plus
- Index Copernicus
- Google Scholar
- Crossref
- Sherpa Romeo
- BibCnrs
- Electronic Journals Library (EZB)
- Polish Scholarly Bibliography
- Worldcat
- Dimensions
- Scilit
- MIAR
- ResearchBib
- BASE
- Research4Life
- AccesOn
- Find@HKUL
- Lens
- UC Davis Library
- Semantic Scholar
- HOLLIS(Harvard library)
